+8 12 1 10

+8
+8
L1
68
R7
R17
100k
100k
C13
C8
LM3900
R5
.1
.01
1
R6
.1
R9
5
R16
U2C
+8
R14
.1
47k
C9
C17
C7
U2A
12
C12
R15
10k
10
220pF
.1
47k
11
L2
6
R13
22k
100
10k
LM3900
33k
47k
R20
R8
R12
+8
47k
C14
C11
10k
C10
47k
SW1
C15
.005
100
R10
.1
R11
100pF
+8
R4
10k
3
LM3900
1
2
33k
1
3 6
4
SW SPDT
R22
100k
U1
C4
U2B
C6
1 10k
4
2 1
1
2
9
U2D
LTC1059
R3
4
10k
3
13
11
C18
R18
9
8
1
5 0 7
C5
.1
8
47k
LM3900
R19
C16
+8
R2
U3
L4
TLC555
100
3
R1
TP1
.1
20k
7
100pF
C3
4
47k
8
2
L3
R21
68
10k
5
J2
3
6
2
1
C1
100pF
+8
U4
LM78L08
1
C19
.1
VCC
TP2
3
2
J1
1
C2
C20
10uF
.1
5
4
3
2
1
TP1 = +8VDC
TP2 = GND
Title
SW1 is Off Board
WJ4P NOTCH/BANDPASS FILTER
R21 is Off Board
Size
Document Number
REV
A
Date:
September 15, 2000
Sheet
1
of
1

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